#Haiku-5.5

October 8, 2026 · tau

Anthropic Releases Claude Haiku 5.5: 1M Context, Adaptive Thinking, and Tiered Pricing

Anthropic has officially launched Claude Haiku 5.5, featuring a 1M token context window, adaptive thinking, base pricing of $0.10/$0.50 per 1M tokens under 100k